CHECK FUSE
Check that the following fuse are not blown.
| Signal name | Fuse No. |
|---|---|
| Battery power supply | 25 |
| Ignition power supply | 31 |
Is the fuse blown (open)?
YES>>Replace the blown fuse after repairing the affected circuit if a fuse is blown.
NO>>GO TO 2.
CHECK POWER SUPPLY CIRCUIT
Turn the ignition switch OFF.
Disconnect the connector of 3CH CAN gateway.
Check voltage between 3CH CAN gateway harness connector and ground.
| Terminals | Condition |
Voltage (Standard) |
Voltage (Reference value) |
||
| (+) | (−) | ||||
| 3CH CAN gateway | Ground | Ignition switch | |||
| Connector | Terminal | ||||
| M5 | 8 | OFF | 6 – 16 V |
Battery voltage |
|
| 5 | ON | 7 – 16 V |
Battery voltage |
||
Is the measurement value normal?
YES>>GO TO 3.
NO>>Repair harness or connector.
CHECK GROUND CIRCUIT
Check continuity between 3CH CAN gateway harness connector and ground.
| 3CH CAN gateway | Ground | Continuity | |
| Connector | Terminal | ||
| M5 | 6 | Existed | |
| 7 | |||
Does continuity exist?
YES>>INSPECTION END
NO>>Repair harness or connector.
U1010-49 Control Unit(can)
Removal and Installation. 3ch Can Gateway
The autolight system allows the headlights to turn on and off automatically. The autolight system can:
Turn on the headlights, front parking, tail, license plate and instrument panel lights automatically when it is dark. Turn off all the lights (except daylight running lights) when it is light. Keep all the lights on for a period of time after you place the ignition switch in the OFF position and all doors are closed.